Vicia unijuga - Two-Leaf Vetch

Family:	Leguminosae
Habit:	Perennial
Height:	0.5
Width:	0.4
Synonyms:
Range:	E. Asia.

Vicia unijuga (Two-Leaf Vetch) is a Perennial which grows to a height of 0.5m and a width of 0.4m . It has a hardness rating of 7.
Two-Leaf Vetch will flower in January to February. the seeds ripen from February to March
The flowers from this plant are hermaphrodite (has both male and female organs) and they are pollinated by Insects

Soil Information

Two-Leaf Vetch will grow in light (sandy),medium (loamy),hard (clay) soil. It is / is important for the soil to be well drained.
The soil prefers the following PH / acid levels :
- pH of less than 6, Acidic soils
- pH between 6 and 8, Neutral soils
- pH greater than 8, Basic soils
Two-Leaf Vetch prefers moist soils

Ideal Planting Locations

Two-Leaf Vetch can grow in semi or areas with no shade.

Thickets and grassy places in lowland and low mountains all over Japan[58].

Planting places suited to this plant described below.

• Grows within a woodland garden
• Grows on a sunny edge
• Can be planted in Cultivated Beds

Cultivation Details

Succeeds in any well-drained soil in a sunny position if the soil is reliably moist throughout the growing season, otherwise it is best grown in semi-shade[200]. A very ornamental plant[1]. This species has a symbiotic relationship with certain soil bacteria, these bacteria form nodules on the roots and fix atmospheric nitrogen. Some of this nitrogen is utilized by the growing plant but some can also be used by other plants growing nearby[200].

Edible Uses*

* See disclaimer
Edible Rating: 1/5
Young plants and leaves - cooked[105, 177, 179].

• Leaves -

Medicinal Uses*

* See disclaimer
Medicinal Rating: 0/5
None known

Propagation

Pre-soak the seed for 24 hours in warm water and then sow in situ in spring or autumn.

Known Hazards

None known

Other Uses

None known

Cultivars

no recorded cultivars

References

Flora of Japan. (English translation)
Ohwi. G.
Author: Ohwi. G.
Rating:
Publisher : The standard work. Brilliant, but not for the casual reader.
Date of Publication : 1965

The New RHS Dictionary of Gardening. 1992.
Huxley. A.
Author: Huxley. A.
Rating:
Publisher : Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
Date of Publication : 1992

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